Exposure flash flare light setflash front lightthe flash packs a punch to get you noticed day and night its also bright enough to see your way home when you get caught out and small enough to hide in your pocket its fully sealed and easy to use simply rotate the head to turn on and off the flash can be bought with the spark charger pack to have a fully rechargeable system the flash can use either disposable or rechargeable batteries the best performance will be from using exposure light